backfill — /ˈbækfɪl/ (say bakfil) noun 1. the material used to refill an excavation or support the roof of a worked mine. 2. sand or earth placed behind timber, steel, or concrete linings in mine shafts or tunnels. 3. Building Trades material used to refill … Australian English dictionary

backfill — Reserve Component units and individuals recalled to replace deploying active units and/or individuals in the continental United States and outside the continental United States. See also Reserve Components … Military dictionary

backfill — 1. verb a) To refill a hole with the material dug out of it. The company backfilled Joes position after he was terminated. b) To refill an excavation unit to restore the former ground surface and or to preserve the unit and make it recognizable… … Wiktionary

backfill — verb refill (an excavated hole) with the material dug out of it. noun material used for backfilling … English new terms dictionary